'NCIS'

This spinoff of the military drama "JAG" is now in its seventh season for CBS and is pulling in its biggest audiences -- 21.5 million viewers. The show has even got its own spinoff, "NCIS: Los Angeles," which stars rapper LL Cool J (above with Chris O'Donnell) and airs right after its parent...

This spinoff of the military drama "JAG" is now in its seventh season for CBS and is pulling in its biggest audiences -- 21.5 million viewers. The show has even got its own spinoff, "NCIS: Los Angeles," which stars rapper LL Cool J (above with Chris O'Donnell) and airs right after its parent... (Monty Brinton, Associated Press)

This spinoff of the military drama "JAG" is now in its seventh season for CBS and is pulling in its biggest audiences -- 21.5 million viewers. The show has even got its own spinoff, "NCIS: Los Angeles," which stars rapper LL Cool J (above with Chris O'Donnell) and airs right after its parent...